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//Based on http://doc.trolltech.com/qq/qq21-syntaxhighlighter.html#example
/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
/***************************************************************************
latexhelpers.h - description
-------------------
copyright : Scribus Team
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef LATEXHELPERS_H
#define LATEXHELPERS_H
#include <QSyntaxHighlighter>
#include <QXmlStreamReader>
#include <QString>
#include <QObject>
#include <QPointer>
class LatexHighlighterRule
{
public:
LatexHighlighterRule(){multiline=false;}
QRegExp regex;
QTextCharFormat format;
bool multiline;
};
class LatexHighlighter : public QSyntaxHighlighter
{
Q_OBJECT
public:
LatexHighlighter(QTextDocument *document);
void setConfig(QList<LatexHighlighterRule *> *config) { rules = config; rehighlight();}
protected:
void highlightBlock(const QString &text);
private:
QList<LatexHighlighterRule *> *rules;
};
class I18nXmlStreamReader : public QXmlStreamReader
{
public:
I18nXmlStreamReader() : QXmlStreamReader() {}
I18nXmlStreamReader(QIODevice *device) : QXmlStreamReader(device) {}
QString readI18nText(bool unindent=false);
};
class LatexConfigParser
{
public:
LatexConfigParser() {};
static QString absoluteFilename(QString fn);
static QString configBase();
bool parseConfigFile(QString fn);
QString executable() const;
QString imageExtension() const { return m_imageExtension; }
QString emptyFrameText() const { return m_emptyFrameText; }
QString preamble() const { return m_preamble; }
QString postamble() const { return m_postamble; }
QString description() const { return m_description; }
QString error() const { return m_error; }
QString icon() const { return m_icon; }
QString filename() const { return m_filename; }
QMap<QString,QString> properties;
QList<LatexHighlighterRule *> highlighterRules;
protected:
QString m_error;
QString m_description, m_executable, m_imageExtension, m_emptyFrameText;
QString m_preamble, m_postamble, m_icon;
QString m_filename;
I18nXmlStreamReader xml;
void formatError(QString message);
void parseElements();
void parseTab();
void parseHighlighter();
void ignoreList();
bool StrRefToBool(const QStringRef &str) const;
};
class LatexConfigCache;
class LatexConfigCache {
public:
static LatexConfigCache* instance();
static QStringList defaultConfigs();
LatexConfigCache() {}
LatexConfigParser* parser(QString filename, bool warnOnError = false);
bool hasError(QString filename);
protected:
void createParser(QString filename, bool warnOnError);
private:
QMap<QString, LatexConfigParser*> parsers;
QMap<QString, bool> error;
static LatexConfigCache *_instance;
};
#endif
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